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Finding the Fourth Proportional to 180.52, 248.44 and 176

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Solution

The fourth proportional to 180.52, 248.44 and 176 is: 242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180.52 : 248.44 = 176 : x
  2. Step 2: Convert to fraction form
    180.52/248.44 = 176/x
  3. Step 3: Cross multiply
    180.52x = 248.44 × 176
  4. Step 4: Simplify right side
    180.52x = 43,725.44
  5. Step 5: Solve for x
    x = 43,725.44/180.52
  6. Step 6: Final answer
    x = 242.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.